svg+css实现播放按钮鼠标悬浮扇形进度延迟动画显示文本效果代码-html代码-BFW代码库

svg+css实现播放按钮鼠标悬浮扇形进度延迟动画显示文本效果代码

代码语言：html

所属分类：悬停

代码描述：svg+css实现播放按钮鼠标悬浮扇形进度延迟动画显示文本效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>
  <meta charset="UTF-8">
  

  <meta name="viewport" content="width=device-width, initial-scale=1">
  
  <link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/open-props.easings.css">
  
<style>

/* 
  @property used because the effect 
  transitions these within a gradient 
*/

@property --btn-conic-hint {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%; /* will transition 0%-100% */
}

@property --btn-effect-opacity {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%; /* will transition 0%-5% */
}

button {
  --anchor-name: ; /* unique per instance */
  anchor-name: var(--anchor-name);

  /* used so the conic only animates the hint on hover-in */
  --btn-conic-hint-duration: 0s;
  --btn-conic-hint-delay: .5s;

  /* adaptive semi-transparent hover highlight */
  --highlight-color: light-dark(
    hsl(0 0% 0% / var(--btn-effect-opacity)), 
    hsl(0 0% 100% / var(--btn-effect-opacity))
  );

  /* 
    2 layers: 
      - an opacity fading solid color layer
      - the conic gradient that does the radar effect
  */
  background: 
    conic-gradient(var(--highlight-color) 0 0),
    conic-gradient(
      var(--highlight-color), 
      var(--btn-conic-hint), 
      transparent 0
    );
  
  @media (prefers-reduced-motion: no-preference) {
    /* transitions the @property props */
    transition: 
      outline-offset 145ms var(--ease-4),
      --btn-conic-hint var(--btn-conic-hint-duration) var(--ease-in-out-4) var(--btn-conic-hint-delay),
      --btn-effect-opacity .7s ease-out;

    & > svg {
      transition: scale 1s var(--ease-spring-4);
    }
  }

  &:is(:hover, :focus-visible) {
    /* animate the conic to completion */
    --btn-conic-hint: 100%;
    /* give the conic completion duration */
    --btn-conic-hint-duration: 1s;
    /* give highlight some opacity */
    --btn-effect-opacity: 5%;

    &::before {
      opacity: 1;
      transform: none;
      transition-delay: calc(var(--btn-conic-hint-duration) + var(--btn-conic-hint-delay));
    }
  }

  @media (prefers-color-scheme: dark) {
    &:is(:hover, :focus-visible) {
      /* dark/dim screens need more highlight opacity */
      --btn-effect-opacity: 15%;
    }
  }

  &am.........完整代码请登录后点击上方下载按钮下载查看